HIGH · 7.9

CVE-2021-26383

Insufficient bounds checking in AMD TEE (Trusted Execution Environment) could allow an attacker with a compromised userspace to invoke a command with malformed arguments leading to out of bounds memor...

Vulnerability Description

Insufficient bounds checking in AMD TEE (Trusted Execution Environment) could allow an attacker with a compromised userspace to invoke a command with malformed arguments leading to out of bounds memory access, potentially resulting in loss of integrity or availability.

CVSS Score

7.9

HIGH

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:H/A:H
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
HIGH

Related Weaknesses (CWE)

References

FAQ

What is CVE-2021-26383?

CVE-2021-26383 is a vulnerability with a CVSS score of 7.9 (HIGH). Insufficient bounds checking in AMD TEE (Trusted Execution Environment) could allow an attacker with a compromised userspace to invoke a command with malformed arguments leading to out of bounds memor...

How severe is CVE-2021-26383?

CVE-2021-26383 has been rated HIGH with a CVSS base score of 7.9/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-26383?

Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.